Mathematics, 29.11.2021 18:20 Jacobstoltzfus

Có bao nhiêu giá trị m(m là số nguyên)thuộc phương trình sin^2x-2(m-1)sinxcosx-(m-1)cos^2x=m có nghiệm (giải chi tiết ạ)

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Có bao nhiêu giá trị m(m là số nguyên)thuộc phương trình sin^2x-2(m-1)sinxcosx-(m-1)cos^2x=m có n...